﻿using Draco.DataStructure;

namespace DataAccessLayer
{
    public abstract class DAL<T>
    {
        protected string connString = "server=localhost;database=travel_service_sys;uid=root;password=root";

        public abstract D_LinkList<T> GetElements();

        public abstract void Insert(params object[] args);

        public abstract void Update(params object[] args);

        public abstract void Delete(int id);
        public abstract int GetLastInsertID();

    }
}
